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  • 1 answers

Muskan Garg 8 years, 2 months ago

Denominator is the no which divides the numerator For eg 2/3 here 3 is denominator 4/9 here 9 is denominator
  • 1 answers

Rahul Poddar 8 years, 2 months ago

Sin^2B+(1-sin^2B)=1
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Deepti Choudhary 8 years, 2 months ago

a=101,d=101-99= -2, last term (an) =47 an=a+(n-1)d 47=101+(n-1)-2 -54=(n-1)-2 n-1=27 n =28 Sn = n/2*(a+l) = 28/2*(101+47) = 14*148 = 2072
2+3
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Pooja Choudhary 8 years, 2 months ago

5

Bhumika Sharma 8 years, 2 months ago

5
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Yogesh Rupireddy 8 years, 2 months ago

1
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Yuvraj Kamra 8 years, 2 months ago

Sin4x+sin2x+sin3x=0 L.H.S:- 2.sin (4x+2x)/2.cos (4x-2x)/2 +sin3x =2sin3xcosx +sin3x =sin3x (2cosx+1) =
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Deepti Choudhary 8 years, 2 months ago

2072.see it's solution in the top.
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Diwas Sarraf 8 years, 2 months ago

(√5-1)/4
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Riya Tyagi 8 years, 2 months ago

Is anwer is 7/5
  • 1 answers

Rahul Poddar 8 years, 2 months ago

Let x € A<=>{x} €{A}<=>{x} €{B}<=> x € B ACB and BCA this implies A=B
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Rahul Poddar 8 years, 2 months ago

SinA. SinA=sinA, sinA=sinA/sinA, sinA=1, sinA=sin90° , A=90°
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Himanshu Goyal 8 years, 2 months ago

Tan(45-30)+cot(45-30) Now use identities of tan(A+B) and cot(A+B) and you will get the answer.
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Himanshi Verma 8 years, 2 months ago

The set B is said to be the subset of set A if every element of set B is also an element of A .
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